What will be the resulting speed of the boat

Assignment Help Physics
Reference no: EM1361223

Q. A fisherman and his rowboat have a combined mass of 125 kg. Standing in the motionless boat in calm water, he tosses out a 5 kg rock from the back of the boat, with a velocity of 5 m/s. What will be the resulting speed of the boat?

Q. A 74-kg fireman slides down a 4-m pole by applying a frictional force of 384 N against the pole with his hands. If he slides from rest, how fast is he moving once he reaches the ground?

Reference no: EM1361223

Questions Cloud

Popular diet program : Choose a popular diet program that you would like to utilize to help you eat more healthfully. Address each of the following in your analysis of the weight loss program:
How many electrons does the lightning bolt transfer : A 12 kg runaway grocery cart runs into a spring with spring constant 300 N/m and compresses it by 70 cm.What was the speed of the cart just before it hit spring.
Necessary micronutrients daily : What are some different ways I can make sure that I get all of the necessary micronutrients daily?
Write program to compute amount of money : Write a program that computes the amount of money the computer club will receive from the proceeds of their candy sales project.
What will be the resulting speed of the boat : What will be the resulting speed of the boat. A 74 kg fireman slides down a 4-m pole by applying a frictional force of 384 N against the pole with his hands. If he slides from rest, how fast is he moving once he reaches ground.
Write program function prompt user for number of elements : Write a C++ program main function which will prompt the user for the number of elements called N desired for an array which has the capacity to store 50 elements.
Ecological and economic perspective : What impact does two (2) of your meals have on our world from an ecological and economic perspective. You can pick breakfast, lunch or dinner.
Show the equilibrium effects on consumption and hours worked : Show the equilibrium effects on consumption and hours worked of and increase in G of this type are ambiguous but that output increases.
What ambiguity exists in the statement : Suppose f is a function that returns the result of reversing the string of symbols given as its input, and g. What ambiguity exists in the statement x?

Reviews

Write a Review

 

Physics Questions & Answers

  How long does it take bullet to come to rest

Calculate the amount of work (in electron-volts) it would take to move an electron from 11.6 to 13.4 away from a +3.50 point charge.

  What is the size of the induced current in the loop

A 10 μF capacitor is charged to 15 V. It is next connected in series with an uncharged 5.00-μF capacitor. The series combination is finally connected across a 50.0-V battery, as diagrammed. Find out the new potential differences across the 5-μF an..

  Find the time rate of change of electric flux between plates

A novice skier, starting from rest, slides down a frictionless 41.0 incline whose vertical height is 230.How fast is she going when she reaches the bottom.

  Determine the extra work required to stretch

Many communications satellites orbit the earth in geostationary orbits. (They appear to remain in the same positions in the sky for observers on the earth's surface.) If such a satellite orbits at a height of 40,000 km, estimation the time delay in a..

  What is the upward acceleration of the airplane

A spring has a force constant of 931N/m and an unstretched length of 8 cm. One end is attached to a post that is free to rotate in the center of a smooth table.

  Calculate each and give the uncertainty in each value

What is the maximum height, y2, if the object is thrown with a speed of v2 = 1.99v1 from the surface of Jupiter's moon Io? The acceleration due to gravity on Io is g2 = 1.79 m/s2. Give the reply as a multiple of y1.

  How much time does it take for package to reach

Jane and John, with masses of 51 kg and 66 kg, correspondingly, stand on a frictionless surface 13m apart. John pulls on a rope that connects him to Jane, giving Jane an acceleration of 0.9m/s2 toward him.

  What is the minimum coefficient of friction

What is the minimum coefficient of friction that will prevent sliding. What should be the highest speed of the car so it can round the curve safely.

  Find the potential difference between points

The coefficient of kinetic friction between a 20 Kg box and the floor is 0.40. How much work does a pulling force do on the box in pulling it 8.0 m at the constant speed? The pulling force is directed 390 above the horizontal.

  What is the temperature t of the concorde''s skin in flight

Heat is extracted from a certain quantity of steam at 100 degrees celsius. Thus the steam changes into ice at 0 degrees celsius. If this energy were used to accelerate the ice from rest, what would be the linear speed of the ice.

  What is the radial distance a projectile reaches

If an astronaut can throw a certain wrench 14 {rm m} vertically upward on earth, how high could he throw it on our moon if he gives it the similar starting speed in both places.

  Find out the potential difference between r2 and r1

Find out the potential difference between r2 and r1

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd